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37 lines
613 B
Go
37 lines
613 B
Go
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package mmdb
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import (
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"fmt"
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"net"
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"github.com/oschwald/maxminddb-golang"
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)
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type geoip2Country struct {
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Country struct {
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IsoCode string `maxminddb:"iso_code"`
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} `maxminddb:"country"`
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}
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type Reader struct {
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*maxminddb.Reader
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databaseType
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}
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func (r Reader) LookupCode(ipAddress net.IP) string {
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switch r.databaseType {
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case typeMaxmind:
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var country geoip2Country
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_ = r.Lookup(ipAddress, &country)
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return country.Country.IsoCode
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case typeSing:
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var code string
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_ = r.Lookup(ipAddress, &code)
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return code
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default:
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panic(fmt.Sprint("unknown geoip database type:", r.databaseType))
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}
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}
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